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Theorem pnrmtop 23331
Description: A perfectly normal space is a topological space. (Contributed by Mario Carneiro, 26-Aug-2015.)
Assertion
Ref Expression
pnrmtop (𝐽 ∈ PNrm → 𝐽 ∈ Top)

Proof of Theorem pnrmtop
StepHypRef Expression
1 pnrmnrm 23330 . 2 (𝐽 ∈ PNrm → 𝐽 ∈ Nrm)
2 nrmtop 23326 . 2 (𝐽 ∈ Nrm → 𝐽 ∈ Top)
31, 2syl 17 1 (𝐽 ∈ PNrm → 𝐽 ∈ Top)
Colors of variables: wff setvar class
Syntax hints:  wi 4  wcel 2119  Topctop 22883  Nrmcnrm 23300  PNrmcpnrm 23302
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1802  ax-4 1816  ax-5 1917  ax-6 1974  ax-7 2015  ax-8 2121  ax-9 2129  ax-ext 2712
This theorem depends on definitions:  df-bi 208  df-an 397  df-or 854  df-3an 1094  df-tru 1550  df-fal 1560  df-ex 1787  df-sb 2074  df-clab 2719  df-cleq 2732  df-clel 2815  df-ral 3055  df-rex 3065  df-rab 3393  df-v 3434  df-dif 3893  df-un 3895  df-in 3897  df-ss 3907  df-nul 4269  df-if 4462  df-sn 4563  df-pr 4565  df-op 4569  df-uni 4846  df-br 5080  df-opab 5142  df-mpt 5161  df-cnv 5633  df-dm 5635  df-rn 5636  df-iota 6448  df-fv 6500  df-ov 7366  df-nrm 23307  df-pnrm 23309
This theorem is referenced by:  pnrmopn  23333
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